CN211904624U - Hand plate hoist test device - Google Patents
Hand plate hoist test device Download PDFInfo
- Publication number
- CN211904624U CN211904624U CN202020689386.2U CN202020689386U CN211904624U CN 211904624 U CN211904624 U CN 211904624U CN 202020689386 U CN202020689386 U CN 202020689386U CN 211904624 U CN211904624 U CN 211904624U
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- CN
- China
- Prior art keywords
- subframe
- main frame
- guide rail
- hydraulic
- oil cylinder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a palm calabash test device. The method is characterized in that: the hydraulic lifting device comprises an operating platform (18) and a main frame (4) which are fixedly connected, a guide rail is installed in the main frame (4), a subframe (19) is installed on a sliding block of the guide rail, the hydraulic unit comprises a hydraulic oil cylinder (5), a piston rod of the hydraulic oil cylinder (5) is in transmission connection with one end of the subframe (19) so as to push the subframe (19) to move linearly in a reciprocating manner on the guide rail, a balance head (3) is installed at the tail end of the subframe (19), and hooks are respectively installed at four corners of the balance head (3); wherein, at least 2 hooks (17) are arranged on an operating platform (18) beside the main frame (4), and the bottom of each hook (17) is provided with a pulling pressure sensor (11). Adopt the utility model discloses behind the device, can effectively guarantee the input engineering use that lever block is intact, safe, zero hidden danger, improve work efficiency, alleviate intensity of labour.
Description
Technical Field
The utility model relates to a palm calabash test device.
Background
The chain block is mainly used for transportation of tension equipment, anchoring of the tension equipment on site, wire tightening, balanced wire hanging, high-altitude groove skipping of a processing guide rope and the like in an electric power stringing. The lever block returned from the construction site has mixed types and large number, and quality testing personnel and maintenance personnel are difficult to classify and accurately count the damage quantity in a very short time. And utilize the accurate load (sound) experiment of accomplishing that traditional band block experiment can not be accurate in the experimentation, because long-time use of balancing weight causes sound load test value inaccurate (the overload value is not very big), though can not cause the destruction or the damage of band block, nevertheless because the inaccuracy of measured value, cause not high of the experiment precision of band block. The hand plate hoist experiment is still stopped and is accomplished the calabash experiment under the artifical supplementary hand plate condition of crane jack-up, and not only factor of safety is extremely low, and work efficiency is not very high yet.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hand plate block test device can be under ensureing the safety condition, and the efficient completion hand plate block experiment.
A test device for a chain block is characterized in that: the hydraulic unit comprises a hydraulic oil cylinder, a piston rod of the hydraulic oil cylinder is in transmission connection with one end of the subframe so as to push the subframe to perform reciprocating linear movement on the guide rail, a balance head is arranged at the tail end of the subframe, and hooks are respectively arranged at four corners of the balance head; wherein install 2 at least couples on the other operation platform of body frame, every couple bottom all installs and draws pressure sensor, should draw pressure sensor and be connected with the microcontroller in aforementioned operation platform, this microcontroller is connected with the LCD screen of installing on operation platform to demonstrate the pulling force value.
Wherein, two sides of the main frame are respectively provided with a protective cover.
Wherein the microcontroller adopts a singlechip.
Through the proof on probation, adopt the utility model discloses behind the device, can effectively guarantee that lever block is intact, safe, the input engineering of zero hidden danger uses, stops the lever block and damages hourglass to look into, improve work efficiency, alleviate intensity of labour. The utility model discloses the device adopts the drive of hydraulic power unit, through control system and non-control system synergism, and effectual completion palm calabash sound load test improves the construction security, improves the experimental flow of palm calabash, reduces testing cost, alleviates intensity of labour etc. and the security and the reliability of palm calabash also will obtain very big improvement.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
As shown in fig. 1, the utility model provides a hand plate hoist test device, including fixed connection's operation platform 18 and body frame 4, install the guide rail in this body frame 4, install subframe 19 on the slider of this guide rail, still include hydraulic unit, this hydraulic unit includes hydraulic cylinder 5, thereby the piston rod of this hydraulic cylinder 5 is connected with the one end transmission of this subframe 19 and can promote subframe 19 to reciprocate linear motion on the guide rail, install balance head 3 at the end of this subframe 19, install the crotch respectively on four angles of this balance head 3; wherein, 2, 3 or 4 couples 17 are installed on the operation platform 18 beside the main frame 4, and the bottom of each couple 17 is installed with a pull pressure sensor 11, and the pull pressure sensor 11 is connected with the microcontroller in the operation platform 18, and the microcontroller is connected with the liquid crystal screen installed on the operation platform 18, thereby displaying the pull force value. Further, shields 2 are respectively installed on both sides of the main frame 4.
Example 1:
the test device of the chain block is composed of three systems, namely a control system, a mechanical system and a hydraulic system, wherein the control system is mainly composed of a single chip microcomputer, an AD conversion device, a sensor and the like. The mechanical system mainly comprises a shield 2, a lifting arm, a console, a chain and the like. The hydraulic system mainly comprises a power element, an execution element, a control element, an auxiliary element and the like.
As shown in fig. 1, the mechanical system mainly comprises a left and a right two sets of shields 2, a main frame 4, an auxiliary frame 19, two sets of hooks 17, four sets of brake devices 16, a balance head 3, a motor 12, a large gear 14, a small gear 13, an operation platform 18 and the balance head 3.
Under an operation platform 18, a motor 12 is mainly connected with a small gear 13 to drive a large gear 14 to complete collection and arrangement of chain blocks in the test process of the chain block.
The operating platform 18 is connected with the main frame 4 for welding treatment, the hook 17 is installed on the connecting surface of the operating platform 18 and the main frame 4, the pull pressure sensor 11 is installed at the base of the hook 17, a group of hooks are respectively arranged on the left and the right of the platform panel in total, the group of hooks consists of three independent hooks 17, and tests of the chain blocks of different models are mainly completed.
The auxiliary frame 19 is arranged in the main frame 4 and is connected with the main frame 4 through a sliding block 16, the main frame 4 and the auxiliary frame 19 are respectively provided with a protective cover 2, and the top end of the auxiliary frame 19 is connected with the balance head 3.
The hydraulic system mainly comprises a hydraulic oil cylinder 5 and a power unit.
The control system of the control system mainly comprises a single chip microcomputer, an AD conversion and sensor, a liquid crystal screen and the like. Mainly installed in the operation platform 18, the liquid crystal screen is installed on the same panel with the operation valve and the like on the operation platform 18.
The utility model discloses a use method and theory of operation are:
the test device of the chain block is composed of three systems, namely a control system, a mechanical system and a hydraulic system, wherein the control system is mainly composed of a single chip microcomputer, an AD conversion device, a sensor and the like. The mechanical system mainly comprises a shield 2, a lifting arm, a console, a chain and the like. The hydraulic system mainly comprises a power element, an execution element, a control element, an auxiliary element and the like. The manual control hoist test platform is used for controlling the stretching action and the return action of the hand plate hoist by utilizing the flow of the hydraulic oil cylinder 5 and the pressure change of the cavity. Stretching: an operator connects the oil path through the reversing valve of the operating platform 18, the high-pressure oil pump sucks the oil from the oil filter into the piston rod cavity of the oil cylinder, and the piston acts to stretch the test piece. And (3) return action: the reversing valve is operated to the opposite direction, namely the stretching position is rotated to the return stroke position, the pressure oil from the oil pump simultaneously leads to the front cavity and the rear cavity of the oil cylinder, and the oil cylinder does the return stroke action because the thrust of the piston cavity is greater than the thrust of the piston rod cavity.
The working process is as follows:
stretching: the operating valve realizes the rising of the balance hanging point through the hydraulic oil cylinder 5, and the hand hoist is hung on the two sides (3T,6T) of the 3 hanging points of the balance head and can simultaneously test the 4 hand hoists. When the hydraulic oil cylinder 5 is lifted to a certain tonnage, the hydraulic oil cylinder 5 can perform digital-to-analog conversion through the display of data of the pulling pressure sensor 11 by the singlechip system, so that the hydraulic oil cylinder 5 is controlled to stop automatically, and the stretching action is finished.
Static load test: the gourd was subjected to a static load test for 10 minutes at 1,1 times its rated load. At the moment, the protective cover 2 automatically descends to isolate the whole chain block to a safe area.
Dynamic load test: and carrying out a manual load simulation test under the condition that the rated load is 1,1 time, and giving an alarm by using an audible and visual alarm when the simulation value exceeds a safety value.
And (3) return stroke: when the test of chain block ended, whole chain block test device carried out the return stroke action, and hydraulic cylinder 5 carries out the action that resets with 4 multiplying powers of tensile speed, and whole platform accomplishes a calabash experiment operation this moment.
Walking: the operating valve is shifted to make the roller fall to the ground to perform self-walking.
Claims (3)
1. The utility model provides a chain block test device which characterized in that: the hydraulic lifting device comprises an operating platform (18) and a main frame (4) which are fixedly connected, a guide rail is installed in the main frame (4), a subframe (19) is installed on a sliding block of the guide rail, the hydraulic unit comprises a hydraulic oil cylinder (5), a piston rod of the hydraulic oil cylinder (5) is in transmission connection with one end of the subframe (19) so as to push the subframe (19) to move linearly in a reciprocating manner on the guide rail, a balance head (3) is installed at the tail end of the subframe (19), and hooks are respectively installed at four corners of the balance head (3); wherein, at least 2 hooks (17) are arranged on an operation platform (18) beside the main frame (4), the bottom of each hook (17) is provided with a pulling pressure sensor (11), the pulling pressure sensor (11) is connected with a microcontroller in the operation platform (18), and the microcontroller is connected with a liquid crystal screen arranged on the operation platform (18) so as to display the pulling force value.
2. The chain hoist testing device of claim 1, characterized in that: wherein, two sides of the main frame (4) are respectively provided with a protective cover (2).
3. The chain hoist testing device of claim 1, characterized in that: wherein the microcontroller adopts a singlechip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020689386.2U CN211904624U (en) | 2020-04-29 | 2020-04-29 | Hand plate hoist test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020689386.2U CN211904624U (en) | 2020-04-29 | 2020-04-29 | Hand plate hoist test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211904624U true CN211904624U (en) | 2020-11-10 |
Family
ID=73270915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020689386.2U Expired - Fee Related CN211904624U (en) | 2020-04-29 | 2020-04-29 | Hand plate hoist test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211904624U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115901246A (en) * | 2022-11-09 | 2023-04-04 | 山东法尔智能科技有限公司 | Climb a safety monitoring system |
-
2020
- 2020-04-29 CN CN202020689386.2U patent/CN211904624U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115901246A (en) * | 2022-11-09 | 2023-04-04 | 山东法尔智能科技有限公司 | Climb a safety monitoring system |
| CN115901246B (en) * | 2022-11-09 | 2024-01-26 | 山东法尔智能科技有限公司 | Climbing frame safety monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |